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There are 16 fifteen-letter words containing D, E, I, L, 2O, R and U

AUTOTETRAPLOIDSautotetraploids n. Plural of autotetraploid.
AUTOTETRAPLOID n. an individual or strain whose chromosome complement consists of four copies of a single genome due to doubling of an ancestral chromosome complement.
AUTOTETRAPLOIDYautotetraploidy n. The property of being autotetraploid.
AUTOTETRAPLOIDY n. the state of being autotetraploid.
COUNTERMELODIEScountermelodies n. Plural of countermelody.
counter-melodies n. Plural of counter-melody.
counter␣melodies n. Plural of counter melody.
DECOLOURISATIONdecolourisation n. Alternative spelling of decolorization.
DECOLOURISATION n. the process of decolourising, also DECOLORISATION, DECOLORIZATION, DECOLOURIZATION.
DECOLOURIZATIONdecolourization n. Alternative spelling of decolorization.
DECOLOURIZATION n. the process of decolourizing, also DECOLORISATION, DECOLORIZATION, DECOLOURISATION.
DEMERITORIOUSLYDEMERITORIOUS adv. not meritorious.
DOLICHOSAURUSESDOLICHOSAURUS n. any member of the Dolichosauria, a group of Cretaceous fossil reptiles.
DOWNREGULATIONSdownregulations n. Plural of downregulation.
DOWNREGULATION n. the process of reducing or suppressing a response to a stimulus.
EDRIOPHTHALMOUSedriophthalmous adj. (Zoology) Pertaining to the Edriophthalma, a former classification of peracarids.
EDRIOPHTHALMOUS adj. of crustaceans, with stalkless eyes, also EDRIOPHTHALMIAN, EDRIOPHTHALMIC.
HOUSEHOLDERSHIPhouseholdership n. The position or role of a householder.
HOUSEHOLDERSHIP n. the office of householder.
ICHTHYODORULITEichthyodorulite n. (Zoology) One of the spiny plates found on the back and tail of certain skates.
ichthyodorulite n. (Geology) A fossil fish-spine found in stratified rock.
ICHTHYODORULITE n. a fossilised fish-spine, also ICHTHYODORYLITE.
INTERMODULATIONintermodulation n. (Physics) modulation of the different frequencies of interacting waves.
INTERMODULATION n. the production in an electrical device of currents having frequencies equal to the sums and differences of frequencies supplied to the device or of their harmonics.
ORNITHODELPHOUSORNITHODELPHOUS adj. of or like the Ornithodelphia, monotremes, also ORNITHODELPHIAN, ORNITHODELPHIC.
OVERGLAMOURIZEDSorry, definition not available.
RIBONUCLEOSIDESribonucleosides n. Plural of ribonucleoside.
RIBONUCLEOSIDE n. a nucleoside containing ribose.
RIBONUCLEOTIDESribonucleotides n. Plural of ribonucleotide.
RIBONUCLEOTIDE n. a nucleotide containing ribose.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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See this list for:

  • English Wiktionary: 241 words
  • Scrabble in French: 42 words
  • Scrabble in Spanish: 9 words
  • Scrabble in Italian: 21 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 190 words


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